How to close php.ini warning

How to turn off php.ini warning: first find and open the php.ini configuration file; then modify the content to "display_errors=Off"; finally save the modification.

The operating environment of this article: Windows 7 system, PHP version 7.1, DELL G3 computer.

php close warning warning

When using Ajax cross-domain request, the returned json format is incorrect. After carefully checking the json return data, I found that there are some warnings before the json data. message, so I went to php.ini to turn off the warning message:

Recommended configuration for production environment

error_reporting = E_ALL & ~E_DEPRECATED & ~E_STRICT
display_errors = Off

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